As of 2015, popular space heater brands for large rooms include the Dr Heater Portable Quartz Infrared Space Heater and the Lasko Cyclonic Ceramic Room Heater 760000, according to BestCovery. Space heaters for large rooms need to feature efficient dispersion and circulation of heat.
Other hard-working options include the Vornado EH1-0034-06 AVH2 Full-Room Vortex Heater, the Lasko Ceramic Tower Heater with Remote Control 751320 and the Delonghi 24 Ceramic Tower Heater. Lasko's Cyclonic technology allows heat to circulate throughout the room quickly and efficiently. Vornado's Vortex technology is designed to eliminate the cold pockets which occur with some other heaters, according to BestCovery.